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1

twin

play
noun \ˈtwin\

Simple Definition of twin

  • : either one of two babies that are born at the same time to the same mother

  • : either one of two similar things that form a pair

Source: Merriam-Webster's Learner's Dictionary

Full Definition of twin

  1. 1a :  either of two offspring produced at a birthb plural capitalized :  gemini

  2. 2 :  one of two persons or things closely related to or resembling each other

  3. 3 :  a compound crystal composed of two adjoining crystals or parts of crystals of the same kind that share a common plane of atoms

twinship

play \-ˌship\ noun

Examples of twin in a sentence

  1. She's the mother of twins.

  2. The twins went swimming after lunch.

  3. My sister just had twins.

  4. Sarah and her brother are twins.



Origin and Etymology of twin

Middle English, from twin twofold


First Known Use: 14th century


2

twin

verb

Simple Definition of twin

  • : to bring (two things) together in close association

  • : to form a relationship between (two towns in two countries)

Source: Merriam-Webster's Learner's Dictionary

Full Definition of twin

twinned

twinning

  1. transitive verb
  2. 1 :  to bring together in close association :  couple

  3. 2 :  duplicate, match

  4. intransitive verb
  5. 1 :  to bring forth twins

  6. 2 :  to grow as a twin crystal

14th Century

First Known Use of twin

14th century


3

twin

adjective

Simple Definition of twin

  • —used to describe children who are twins

  • : made up of two similar things that are used together

  • : forming one of a pair of related or connected ideas or places

Source: Merriam-Webster's Learner's Dictionary

Full Definition of twin

  1. 1 :  born with one other or as a pair at one birth <my twin brother> <twin girls>

  2. 2a :  made up of two similar, related, or connected members or parts :  doubleb :  paired in a close or necessary relationship :  matchingc :  having or consisting of two identical unitsd :  being one of a pair

Examples of twin in a sentence

  1. the twin goals of reducing oil dependence and protecting the environment



Origin and Etymology of twin

Middle English, twofold, double, from Old English twinn; akin to Old Norse tvinnr two by two, Old English twā two


First Known Use: 1593

Rhymes with twin



TWIN Defined for Kids

1

twin

play
noun \ˈtwin\

Definition of twin for Students

  1. 1 :  either of two offspring produced at one birth

  2. 2 :  one of two persons or things closely related to or very like each other <On the opposite side of the river is the city's twin.>




2

twin

play
adjective

Definition of twin for Students

  1. 1 :  born with one other or as a pair at one birth <my twin brother>

  2. 2 :  made up of two similar, related, or connected members or parts <a twin-engine airplane>

  3. 3 :  being one of a pair <Her face was a pasty white with twin spots of rouge on the cheeks. — Gail Carson Levine, Ella Enchanted>




Medical Dictionary

1

twin

play
adjective \ˈtwin\

Medical Definition of twin

  1. :  born with one other or as a pair at one birth <a twin brother> <twin girls>




2

twin

noun

Medical Definition of twin

  1. 1:  either of two offspring produced at a birth

  2. 2twins plural :  a group of two offspring born at one birth

twinship

\-ˌship\play noun




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